Question

Zamień na mm2 (2=kwadratowe):

a. 4 cm2 =

b. 10 cm2 =

c. 66 cm2 =

d. 1,2 cm2 =

e. 3 dm2 =

Answer 1

a. 4 cm2 = 4 * 100mm2 = 400mm2

b. 10 cm2 =10 * 100mm2 = 1000mm2

c. 66 cm2 =66 * 100mm2 = 6600mm2

d. 1,2 cm2 =1,2 * 100 = 120mm2

e. 3 dm2 =300cm2 = 30000mm2

 

1cm2=  1cm * 1cm=10mm * 10mm = 100mm2

Answer 2

a = 400mm2

b = 1000 mm2

c = 6600 mm2

d = 120 mm2

e = 30000mm2